由于google官方在gradle 3.2.0以后版本都不支持拷贝资源 所以需要用gradle 生成后拷贝
以下代码完全兼容

android.applicationVariants.all { variant ->
    // delete previous files first
    delete "${buildDir}/intermediates/assets/${variant.dirName}"
    delete "${buildDir}/intermediates/merged_assets/${variant.dirName}"

    variant.mergeAssets.doLast {
        copy {
           from "${buildDir}/../../../../../simulator/win32/res"
           into "${buildDir}/intermediates/assets/${variant.dirName}/res"
        }

        copy {
            from "${buildDir}/../../../../../simulator/win32/src"
            into "${buildDir}/intermediates/assets/${variant.dirName}/src"
        }

        if (variant.name.compareTo('release') == 0) {
            copy {
                from "${buildDir}/../../../../../simulator/win32/res"
                into "${buildDir}/intermediates/merged_assets/release/mergeReleaseAssets/out/res"
            }

            copy {
                from "${buildDir}/../../../../../simulator/win32/src"
                into "${buildDir}/intermediates/merged_assets/release/mergeReleaseAssets/out/src"
            }

        }else{
            copy {
                from "${buildDir}/../../../../../simulator/win32/res"
                into "${buildDir}/intermediates/merged_assets/debug/mergeDebugAssets/out/res"
            }

            copy {
                from "${buildDir}/../../../../../simulator/win32/src"
                into "${buildDir}/intermediates/merged_assets/debug/mergeDebugAssets/out/src"
            }

        }

        // copy {
        //     from "${buildDir}/../../../../cocos2d-x/cocos/scripting/lua-bindings/script"
        //     into  "${buildDir}/intermediates/assets/${variant.dirName}/src/cocos"
        // }

        // compile & encrypt the scripts if necessary
        def compileScript = (variant.name.compareTo('release') == 0)
        if (project.hasProperty('PROP_COMPILE_SCRIPT')) {
            compileScript = (PROP_COMPILE_SCRIPT.compareTo('1') == 0)
        }

        def encryptLua = project.hasProperty('PROP_LUA_ENCRYPT') && (PROP_LUA_ENCRYPT.compareTo('1') == 0)
        if (compileScript || encryptLua) {
            // -1 means not build bytecode
            // 0 means build 32bit only
            // 1 means build 64bit only
            // 2 means build both 32bit & 64bit
            def buildType = -1
            def mergeAssets = "mergeDebugAssets"
            def dirName = "debug"
            if (compileScript) {
                def need64 = false
                def need32 = false
                def abis = PROP_APP_ABI.split(':').collect{it as String}
                abis.each{ abi->
                    if (abi.compareTo('arm64-v8a') == 0) {
                        need64 = true
                    }
                    else
                    {
                        need32 = true
                    }
                }

                if (need64 && need32) {
                    buildType = 2
                }
                else if (need64) {
                    buildType = 1
                }
                else {
                    buildType = 0
                }
                mergeAssets = "mergeReleaseAssets"
                dirName = "release"
            }

            // invoke cocos command to compile & encrypt the lua files
            switch (buildType) {
                case -1:
                    compileLua("${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               "${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               false, false, encryptLua)
                    break
                case 0:
                    compileLua("${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               "${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               true, false, encryptLua)
                    break
                case 1:
                    compileLua("${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               "${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src/64bit",
                               true, true, encryptLua)

                    // remove the lua files in src dir
                    delete fileTree("${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src") {
                        include '**/*.lua'
                    }
                    delete "${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src/cocos"
                    break
                case 2:
                    compileLua("${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               "${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src/64bit",
                               true, true, encryptLua)
                    compileLua("${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               "${buildDir}/intermediates/merged_assets/${dirName}/${mergeAssets}/out/src",
                               true, false, encryptLua)
                    break
            }
        }
    }
}